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/*
Copyright 2019 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package nodeimage
/*
The default CNI manifest and images are our own tiny kindnet
*/
const kindnetdImage = "docker.io/kindest/kindnetd:v20250512-df8de77b"
var defaultCNIImages = []string{kindnetdImage}
// TODO: migrate to fully patching and deprecate the template
const defaultCNIManifest = `
# kindnetd networking manifest
# would you kindly template this file
# would you kindly patch this file
---
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1
metadata:
name: kindnet
rules:
- apiGroups:
- policy
resources:
- podsecuritypolicies
verbs:
- use
resourceNames:
- kindnet
- apiGroups:
- ""
resources:
- nodes
- pods
- namespaces
verbs:
- list
- watch
- apiGroups:
- "networking.k8s.io"
resources:
- networkpolicies
verbs:
- list
- watch
---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
name: kindnet
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: kindnet
subjects:
- kind: ServiceAccount
name: kindnet
namespace: kube-system
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: kindnet
namespace: kube-system
---
apiVersion: apps/v1
kind: DaemonSet
metadata:
name: kindnet
namespace: kube-system
labels:
tier: node
app: kindnet
k8s-app: kindnet
spec:
selector:
matchLabels:
app: kindnet
template:
metadata:
labels:
tier: node
app: kindnet
k8s-app: kindnet
spec:
hostNetwork: true
nodeSelector:
kubernetes.io/os: linux
tolerations:
- operator: Exists
priorityClassName: system-node-critical
serviceAccountName: kindnet
containers:
- name: kindnet-cni
image: ` + kindnetdImage + `
env:
- name: HOST_IP
valueFrom:
fieldRef:
fieldPath: status.hostIP
- name: POD_IP
valueFrom:
fieldRef:
fieldPath: status.podIP
- name: POD_SUBNET
value: {{ .PodSubnet }}
volumeMounts:
- name: cni-cfg
mountPath: /etc/cni/net.d
- name: xtables-lock
mountPath: /run/xtables.lock
readOnly: false
- name: lib-modules
mountPath: /lib/modules
readOnly: true
- name: nri-plugin
mountPath: /var/run/nri
resources:
requests:
cpu: "100m"
memory: "50Mi"
limits:
cpu: "100m"
memory: "50Mi"
securityContext:
privileged: false
capabilities:
add: ["NET_RAW", "NET_ADMIN"]
volumes:
- name: cni-cfg
hostPath:
path: /etc/cni/net.d
- name: xtables-lock
hostPath:
path: /run/xtables.lock
type: FileOrCreate
- name: lib-modules
hostPath:
path: /lib/modules
- name: nri-plugin
hostPath:
path: /var/run/nri
---
`
|
